<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" >
				<el-form-item>
					<el-input v-model="keyword" placeholder="请输入参数"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="keywordQuery" v-perm="'department:list'">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table border :data="departments" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" width="60">
			</el-table-column>
			<el-table-column prop="name" label="部门名称" width="120" sortable>
			</el-table-column>
			<el-table-column prop="sn" label="部门编号" width="100" >
			</el-table-column>
			<el-table-column prop="dirPath" label="部门路径" width="100" >
			</el-table-column>
			<el-table-column prop="state" label="部门状态" width="120" sortable>
        <template scope="scope">
          <span style="color: #11b95c" v-if="scope.row.state==1">启用</span>
          <span style="color: red" v-else>禁用</span>
        </template>

			</el-table-column>
			<el-table-column prop="employee.username" label="部门经理" width="80" >
			</el-table-column>
			<el-table-column  label="上级部门" width="100" >
        <template scope="scope">
          <span style="color: #11b95c" v-if="scope.row.parent">{{ scope.row.parent.name}}</span>
          <span style="color: red" v-else>无上级部门</span>
        </template>
			</el-table-column>
			<el-table-column label="操作" >
				<template scope="scope">
					<el-button size="small" @click="handleSave(scope.$index, scope.row)" >编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :page-size="pageSize" :total="totals" :current-page="currentPage" style="float:right;">
			</el-pagination>
		</el-col>

		<!--编辑界面-->

    <!--
         :title="title"  - 标题
         :visible.sync="saveFormVisible" - 控制对话框是否显示
         :close-on-click-modal="false" - 点击框外的区域不关闭
           :model="saveForm" - 表单数据是一个对象
           label-width="80px" - 标签的宽度
           :rules="saveFormRules" - 表单项验证
           ref="saveForm" - 给当前表单取一个名称 - 用来做表单验证
           prop="name" 需要验证就加上这个属性
       -->
		<el-dialog :title="title" :visible.sync="saveFormVisible" :close-on-click-modal="false">
			<el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
				<el-form-item label="部门名称" prop="name">
					<el-input v-model="saveForm.name" auto-complete="off"></el-input>
				</el-form-item>
        <el-form-item label="部门编号" prop="sn">
          <el-input v-model="saveForm.sn" auto-complete="off"></el-input>
        </el-form-item>
				<el-form-item label="部门状态">
					<el-radio-group v-model="saveForm.state">
						<el-radio class="radio" :label="1">启用</el-radio>
						<el-radio class="radio" :label="0">禁用</el-radio>
					</el-radio-group>
				</el-form-item>
				<el-form-item label="部门经理">
          <el-select v-model="saveForm.manager_id" placeholder="请选择">
            <el-option
                v-for="item in managers"

                :label="item.username"
                :value="item.id">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.phone }}</span>
            </el-option>
          </el-select>
				</el-form-item>
				<el-form-item label="上级部门">
          <el-cascader v-model="saveForm.parent_id"
              :options="deptTree"
              :props="{
                checkStrictly: true ,
                label:'name',
                value:'id'
              }"
              clearable></el-cascader>

				</el-form-item>

			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="saveFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="saveSubmit" :loading="saveLoading">提交</el-button>
			</div>
		</el-dialog>


	</section>
</template>

<script>
	export default {
		data() {
			return {
        departments: [],
        totals: 0,
        currentPage: 1,
        pageSize:5,
        listLoading: false,
        keyword:'',
        sels: [],//列表选中列
        managers:[],

        //模型数据
        deptTree:[],

				filters: {
					name: ''
				},
        title:'',
				saveFormVisible: false,//编辑界面是否显示
				saveLoading: false,//加载框
				saveFormRules: {
          //表单项里面的prop属性
					name: [
						{ required: true, message: '请输入部门名称', trigger: 'blur' }
					],
          sn: [
            { required: true, message: '请输入部门编号', trigger: 'blur' }
          ]
				},
				//对话框数据
				saveForm: {
					id: null,
					name: '',
					sn: '',
					state: 1,
          manager_id: null,
          parent_id: null
				},

				addFormVisible: false,//新增界面是否显示
				addLoading: false,
				addFormRules: {
					name: [
						{ required: true, message: '请输入姓名', trigger: 'blur' }
					]
				},


			}
		},
		methods: {



			//1.获取用户列表
			getDepartments() {
				let para = {
					currentPage: this.currentPage,
					pageSize:this.pageSize,
          keyword:this.keyword,
				};
				this.listLoading = true;

				this.$http.post("/department",para).then(res=>{
				  this.totals = res.data.totals;
				  this.departments = res.data.data;
				  this.listLoading = false
        }).catch(res =>{
          this.$message.error("网络繁忙，请稍后再试")
        })

			},

      //2.点击分页
      handleCurrentChange(currentPage){
        this.currentPage = currentPage;
        this.getDepartments()
      },

      //3.高级查询
      keywordQuery(){
			  this.currentPage = 1;
			  this.getDepartments()
      },

      //4.删除的方法
      handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					//NProgress.start();
          this.$http.delete("/department/"+row.id).then(res=>{
            if(res.data.success){
              this.$message.success("删除成功")
              //删除优化：计算总页数
              var totalPage = Math.ceil(this.totals/this.pageSize)

              if(this.currentPage== totalPage &&(this.totals-1)%this.pageSize==0 &&this.currentPage!=1){
                this.currentPage = this.currentPage-1
              }

              this.getDepartments()
            }else{
              this.$message.error("系统繁忙，请稍后再试")
            }
          }).catch(res=>{
            this.$message.error("系统繁忙，请稍后再试")
          })

				}).catch(() => {

				});
			},

      //5.点击添加批量删除
      selsChange: function (sels) {
        this.sels = sels;
      },

      //6.批量删除的方法
      batchRemove: function () {
        var ids = this.sels.map(item => item.id);
        this.$confirm('确认删除选中记录吗？', '提示', {
          type: 'warning'
        }).then(() => {
          this.listLoading = true;
          //NProgress.start();
          this.$http.patch("/department",ids).then(res=>{
            if(res.data.success){
              this.$message.success("删除成功")
              //跳转第一页
              this.currentPage = 1
              //调用方法
              this.getDepartments()
            }else{
              this.$message.error("系统繁忙，请稍后再试")
            }
          }).catch(res=>{
            this.$message.error("系统繁忙，请稍后再试")
          })

        });
      },

			//7.点击编辑按钮弹出对话框
			handleSave: function (index, row) {
			  //动态修改标题
        this.title="修改";
        //显示对话框
				this.saveFormVisible = true;
        //回显数据
        //克隆对象防止列表中的数据也发生改变
				this.saveForm = Object.assign({}, row);
				this.getManagers();
        this.getDeptTree()
			},

      //8.点击添加按钮弹出对话框
      handleAdd: function () {
        //动态修改标题
        this.title = "添加";
        this.saveForm = {
          id: null,
          name: '',
          sn: '',
          state: 1,
          manager_id: null,
          parent_id: null
        };
        this.saveFormVisible = true;
        this.getManagers();
        this.getDeptTree()
      },

			//9.编辑
			saveSubmit: function () {
			  //将所有ref表单【ref="saveForm"】,validate-验证
        //valid - 只要有一个表单项验证不通过返回false，只有所有表单项验证通过，才返回true
				this.$refs.saveForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
						  //显示提交的加载框
							this.saveLoading = true;

							//NProgress.start();
							let para = Object.assign({}, this.saveForm);
							if(para.parent_id==null||para.parent_id.length==0){
							  para.parent_id=null;
              }else if(para.parent_id.length!=0){
							  para.parent_id=para.parent_id[para.parent_id.length-1]
              }
							this.$http.put("/department",para).then(res=>{
							  //关闭提交的加载框
							  this.saveLoading = false;
							  //关闭对话框
                this.saveFormVisible=false;
                if(res.data.success){
                  this.$message.success("提交成功")
                  this.getDepartments()
                }else{
                  this.$message.error("系统繁忙，请稍后再试")
                }
              }).catch(res=>{
                this.$message.error("系统繁忙，请稍后再试")
              })

            });
					}
				});
			},

      //10.获取所有的经理
      getManagers(){
			  this.$http.get("/employee").then(res=>{
			    //将所有的员工赋值给managers
          this.managers = res.data
        })
      },
      //11.获取部门数
      getDeptTree(){
        this.$http.get("/department/deptTree").then(res=>{
          //将所有的员工赋值给managers
          this.deptTree = res.data
        })
      },


		},
		mounted() {
			this.getDepartments();
		}
	}

</script>

<style scoped>

</style>